发明名称 Interlocking Foam Book
摘要 Present invention relates to a foam book design for children of early ages, where cutout manipulative pieces from the foam pages allow for playing in a puzzle-like fashion; the foam pages are collected together in an interlocking manner and can be looped around the rings or disk-shaped objects along the cutout side holes on each foam page.
申请公布号 US2013257031(A1) 申请公布日期 2013.10.03
申请号 US201213436178 申请日期 2012.03.30
申请人 LAI JIM 发明人 LAI JIM
分类号 B42D1/00 主分类号 B42D1/00
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